KS-Original is a brand association of medium-sized sand-lime brick manufacturers in Germany. Founded in 1971 as "Sand-lime brick information", the group today represents over 50 percent of the sand-lime brick industry and offers numerous services throughout all planning and execution phases. Convinced that sustainable and value-retaining architecture requires solid construction, the manufacturers offer regional products and systems made of sand-lime brick under the KS* brand to solve various construction tasks. The natural and solid wall building material is manufactured nationwide by 21 producers in 41 factories with the highest precision